TREA

David W. Richmond

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  • Webster, NY, US
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Patents Grantslast 30 patents

  • Information Patent Grant

    Acoustic transfer assist driver system
    • Patent number 6,157,804
    • Issue date Dec 5, 2000
    • Xerox Corporation
    • David W. Richmond
    • G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
  • Information Patent Grant

    Transfer, detac polarity switching
    • Patent number 5,204,730
    • Issue date Apr 20, 1993
    • Xerox Corporation
    • David W. Richmond
    • G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY